Home / 144,009,716.20-215,846,612.70-57,705,447.40

Finding the Fourth Proportional to 144,009,716.20, 215,846,612.70 and 57,705,447.40

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Solution

The fourth proportional to 144,009,716.20, 215,846,612.70 and 57,705,447.40 is: 86,490,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,009,716.20 : 215,846,612.70 = 57,705,447.40 : x
  2. Step 2: Convert to fraction form
    144,009,716.20/215,846,612.70 = 57,705,447.40/x
  3. Step 3: Cross multiply
    144,009,716.20x = 215,846,612.70 × 57,705,447.40
  4. Step 4: Simplify right side
    144,009,716.20x = 12,455,525,355,628,020
  5. Step 5: Solve for x
    x = 12,455,525,355,628,020/144,009,716.20
  6. Step 6: Final answer
    x = 86,490,868.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.